godot/platform/javascript/dom_keys.inc
Fabio Alessandrelli 0a35b97b62 Swtich HTML5 key detection from keyCode to code.
The value of this, does not include the layout.
The code has extra logic to map the unicode value to our keylist,
supporting ASCII and Latin-1.
Also add support for `physical_keycode` in HTML5 platform.
2020-06-04 21:15:05 +02:00

233 lines
8.0 KiB
C++

/*************************************************************************/
/* dom_keys.inc */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "core/os/keyboard.h"
// See https://w3c.github.io/uievents-code/#code-value-tables
int dom_code2godot_scancode(EM_UTF8 const p_code[32], EM_UTF8 const p_key[32], bool p_physical) {
#define DOM2GODOT(p_str, p_godot_code) \
if (memcmp((const void *)p_str, (void *)p_code, strlen(p_str) + 1) == 0) { \
return KEY_##p_godot_code; \
}
// Numpad section.
DOM2GODOT("NumLock", NUMLOCK);
DOM2GODOT("Numpad0", KP_0);
DOM2GODOT("Numpad1", KP_1);
DOM2GODOT("Numpad2", KP_2);
DOM2GODOT("Numpad3", KP_3);
DOM2GODOT("Numpad4", KP_4);
DOM2GODOT("Numpad5", KP_5);
DOM2GODOT("Numpad6", KP_6);
DOM2GODOT("Numpad7", KP_7);
DOM2GODOT("Numpad8", KP_8);
DOM2GODOT("Numpad9", KP_9);
DOM2GODOT("NumpadAdd", KP_ADD);
DOM2GODOT("NumpadBackspace", BACKSPACE);
DOM2GODOT("NumpadClear", CLEAR);
DOM2GODOT("NumpadClearEntry", CLEAR);
//DOM2GODOT("NumpadComma", UNKNOWN);
DOM2GODOT("NumpadDecimal", KP_PERIOD);
DOM2GODOT("NumpadDivide", KP_DIVIDE);
DOM2GODOT("NumpadEnter", KP_ENTER);
DOM2GODOT("NumpadEqual", EQUAL);
//DOM2GODOT("NumpadHash", UNKNOWN);
//DOM2GODOT("NumpadMemoryAdd", UNKNOWN);
//DOM2GODOT("NumpadMemoryClear", UNKNOWN);
//DOM2GODOT("NumpadMemoryRecall", UNKNOWN);
//DOM2GODOT("NumpadMemoryStore", UNKNOWN);
//DOM2GODOT("NumpadMemorySubtract", UNKNOWN);
DOM2GODOT("NumpadMultiply", KP_MULTIPLY);
DOM2GODOT("NumpadParenLeft", PARENLEFT);
DOM2GODOT("NumpadParenRight", PARENRIGHT);
DOM2GODOT("NumpadStar", KP_MULTIPLY); // or ASTERISK ?
DOM2GODOT("NumpadSubtract", KP_SUBTRACT);
// Printable ASCII.
if (!p_physical) {
uint8_t b0 = (uint8_t)p_key[0];
uint8_t b1 = (uint8_t)p_key[1];
uint8_t b2 = (uint8_t)p_key[2];
if (b1 == 0 && b0 > 0x1F && b0 < 0x7F) { // ASCII.
if (b0 > 0x60 && b0 < 0x7B) { // Lowercase ASCII.
b0 -= 32;
}
return b0;
}
#define _U_2BYTES_MASK 0xE0
#define _U_2BYTES 0xC0
// Latin-1 codes.
if (b2 == 0 && (b0 & _U_2BYTES_MASK) == _U_2BYTES) { // 2-bytes utf8, only known latin.
uint32_t key = ((b0 & ~_U_2BYTES_MASK) << 6) | (b1 & 0x3F);
if (key >= 0xA0 && key <= 0xDF) {
return key;
}
if (key >= 0xE0 && key <= 0xFF) { // Lowercase known latin.
key -= 0x20;
return key;
}
}
#undef _U_2BYTES_MASK
#undef _U_2BYTES
}
// Alphanumeric section.
DOM2GODOT("Backquote", QUOTELEFT);
DOM2GODOT("Backslash", BACKSLASH);
DOM2GODOT("BracketLeft", BRACKETLEFT);
DOM2GODOT("BracketRight", BRACKETRIGHT);
DOM2GODOT("Comma", COMMA);
DOM2GODOT("Digit0", 0);
DOM2GODOT("Digit1", 1);
DOM2GODOT("Digit2", 2);
DOM2GODOT("Digit3", 3);
DOM2GODOT("Digit4", 4);
DOM2GODOT("Digit5", 5);
DOM2GODOT("Digit6", 6);
DOM2GODOT("Digit7", 7);
DOM2GODOT("Digit8", 8);
DOM2GODOT("Digit9", 9);
DOM2GODOT("Equal", EQUAL);
DOM2GODOT("IntlBackslash", BACKSLASH);
//DOM2GODOT("IntlRo", UNKNOWN);
DOM2GODOT("IntlYen", YEN);
DOM2GODOT("KeyA", A);
DOM2GODOT("KeyB", B);
DOM2GODOT("KeyC", C);
DOM2GODOT("KeyD", D);
DOM2GODOT("KeyE", E);
DOM2GODOT("KeyF", F);
DOM2GODOT("KeyG", G);
DOM2GODOT("KeyH", H);
DOM2GODOT("KeyI", I);
DOM2GODOT("KeyJ", J);
DOM2GODOT("KeyK", K);
DOM2GODOT("KeyL", L);
DOM2GODOT("KeyM", M);
DOM2GODOT("KeyN", N);
DOM2GODOT("KeyO", O);
DOM2GODOT("KeyP", P);
DOM2GODOT("KeyQ", Q);
DOM2GODOT("KeyR", R);
DOM2GODOT("KeyS", S);
DOM2GODOT("KeyT", T);
DOM2GODOT("KeyU", U);
DOM2GODOT("KeyV", V);
DOM2GODOT("KeyW", W);
DOM2GODOT("KeyX", X);
DOM2GODOT("KeyY", Y);
DOM2GODOT("KeyZ", Z);
DOM2GODOT("Minus", MINUS);
DOM2GODOT("Period", PERIOD);
DOM2GODOT("Quote", APOSTROPHE);
DOM2GODOT("Semicolon", SEMICOLON);
DOM2GODOT("Slash", SLASH);
// Functional keys in the Alphanumeric section.
DOM2GODOT("AltLeft", ALT);
DOM2GODOT("AltRight", ALT);
DOM2GODOT("Backspace", BACKSPACE);
DOM2GODOT("CapsLock", CAPSLOCK);
DOM2GODOT("ContextMenu", MENU);
DOM2GODOT("ControlLeft", CONTROL);
DOM2GODOT("ControlRight", CONTROL);
DOM2GODOT("Enter", ENTER);
DOM2GODOT("MetaLeft", SUPER_L);
DOM2GODOT("MetaRight", SUPER_R);
DOM2GODOT("ShiftLeft", SHIFT);
DOM2GODOT("ShiftRight", SHIFT);
DOM2GODOT("Space", SPACE);
DOM2GODOT("Tab", TAB);
// ControlPad section.
DOM2GODOT("Delete", DELETE);
DOM2GODOT("End", END);
DOM2GODOT("Help", HELP);
DOM2GODOT("Home", HOME);
DOM2GODOT("Insert", INSERT);
DOM2GODOT("PageDown", PAGEDOWN);
DOM2GODOT("PageUp", PAGEUP);
// ArrowPad section.
DOM2GODOT("ArrowDown", DOWN);
DOM2GODOT("ArrowLeft", LEFT);
DOM2GODOT("ArrowRight", RIGHT);
DOM2GODOT("ArrowUp", UP);
// Function section.
DOM2GODOT("Escape", ESCAPE);
DOM2GODOT("F1", F1);
DOM2GODOT("F2", F2);
DOM2GODOT("F3", F3);
DOM2GODOT("F4", F4);
DOM2GODOT("F5", F5);
DOM2GODOT("F6", F6);
DOM2GODOT("F7", F7);
DOM2GODOT("F8", F8);
DOM2GODOT("F9", F9);
DOM2GODOT("F10", F10);
DOM2GODOT("F11", F11);
DOM2GODOT("F12", F12);
//DOM2GODOT("Fn", UNKNOWN); // never actually fired, but included in the standard draft.
//DOM2GODOT("FnLock", UNKNOWN);
DOM2GODOT("PrintScreen", PRINT);
DOM2GODOT("ScrollLock", SCROLLLOCK);
DOM2GODOT("Pause", PAUSE);
// Media keys section.
DOM2GODOT("BrowserBack", BACK);
DOM2GODOT("BrowserFavorites", FAVORITES);
DOM2GODOT("BrowserForward", FORWARD);
DOM2GODOT("BrowserHome", OPENURL);
DOM2GODOT("BrowserRefresh", REFRESH);
DOM2GODOT("BrowserSearch", SEARCH);
DOM2GODOT("BrowserStop", STOP);
//DOM2GODOT("Eject", UNKNOWN);
DOM2GODOT("LaunchApp1", LAUNCH0);
DOM2GODOT("LaunchApp2", LAUNCH1);
DOM2GODOT("LaunchMail", LAUNCHMAIL);
DOM2GODOT("MediaPlayPause", MEDIAPLAY);
DOM2GODOT("MediaSelect", LAUNCHMEDIA);
DOM2GODOT("MediaStop", MEDIASTOP);
DOM2GODOT("MediaTrackNext", MEDIANEXT);
DOM2GODOT("MediaTrackPrevious", MEDIAPREVIOUS);
//DOM2GODOT("Power", UNKNOWN);
//DOM2GODOT("Sleep", UNKNOWN);
DOM2GODOT("AudioVolumeDown", VOLUMEDOWN);
DOM2GODOT("AudioVolumeMute", VOLUMEMUTE);
DOM2GODOT("AudioVolumeUp", VOLUMEUP);
//DOM2GODOT("WakeUp", UNKNOWN);
return KEY_UNKNOWN;
#undef DOM2GODOT
}